US3359814A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Chain
Assignee: Individual
•
Filing: 1965-05-05
•
Granted: 1967-12-26
•
Expires: 1985-05-05
Abstract
No abstract record available.
Inventors
- 👤 Richard A Kummerer
- 👤 Joseph T Chester
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 01:35
CPC Classifications
F; F16; F16G; F16G13/00; F16G13/02; F16G13/06; F16G13/07
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
139 words
A CHAIN LINK COMPRISING: A U-SHAPED LINK MEMBER HAVING OPPOSITE SIDE PORTIONS OPENING AT ONE END AND CLOSED AT THE OPPOSITE END BY A BIGHT PORTION WITH AN INNER SURFACE FACING THE OPEN END AND AN OUTER SURFACE, THE BIGHT PORTION BEING ARCUATE SHAPED AND FORMED SUBSTANTIALLY ABOUT AN AXIS PARALLEL TO THE BIGHT PORTION; A PAIR OF TRANSVERSELY ALIGNED SLOTS IN THE SIDE PORTIONS ADJACENT THE BIGHT PORTIONS EXTENDING LONGITUDINALLY OF THE SIDE PORTIONS; A LINK PIN EXTENDING THROUGHT THE SLOTS AND BETWEEN THE SIDES; A BUSHING MEMBER FIXED TO THE PIN WITH OPPOSITE ENDS CLOSELY ADJACENT THE RESPECTIVE INNER SURFACES OF THE SIDE PORTIONS AND HAVING AN OUTER SURFACE COMPLEMENTARY TO AND ENGAGING THE INNER ARCUATE SURFACE OF THE BIGHT PORTION, THE BUSHING MEMBER FURTHER RETAINING THE PIN SPACEDLY BETWEEN THE OPPOSITE LONGITUDINAL ENDS OF THE SLOTS.
Claim 2
Dependent Claim
139 words
A CHAIN LINK COMPRISING: A U-SHAPED LINK MEMBER HAVING OPPOSITE SIDE PORTIONS OPENING AT ONE END AND CLOSED AT THE OPPOSITE END BY A BIGHT PORTION WITH AN INNER SURFACE FACING THE OPEN END AND AN OUTER SURFACE, THE BIGHT PORTION BEING ARCUATE SHAPED AND FORMED SUBSTANTIALLY ABOUT AN AXIS PARALLEL TO THE BIGHT PORTION; A PAIR OF TRANSVERSELY ALIGNED SLOTS IN THE SIDE PORTIONS ADJACENT THE BIGHT PORTIONS EXTENDING LONGITUDINALLY OF THE SIDE PORTIONS; A LINK PIN EXTENDING THROUGHT THE SLOTS AND BETWEEN THE SIDES; A BUSHING MEMBER FIXED TO THE PIN WITH OPPOSITE ENDS CLOSELY ADJACENT THE RESPECTIVE INNER SURFACES OF THE SIDE PORTIONS AND HAVING AN OUTER SURFACE COMPLEMENTARY TO AND ENGAGING THE INNER ARCUATE SURFACE OF THE BIGHT PORTION, THE BUSHING MEMBER FURTHER RETAINING THE PIN SPACEDLY BETWEEN THE OPPOSITE LONGITUDINAL ENDS OF THE SLOTS.
References Cited (Backward Citations)
US839849A
Cited
US764298A
Cited
US2553646A
Cited
US2773971A
Cited
US3062067A
Cited
US3054301A
Cited
US3192785A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-12-25 | 1971-06-26 | 1971-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-12-25 | 1975-06-26 | 1975-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-12-25 | 1979-06-26 | 1979-12-26 | $7700.00 | Window Closed / Lapsed |